Pipe inner circumferential weld pressure test tool and pressure test method
A technology of girth weld and pressure test, which is applied in the direction of applying stable tension/pressure to test the strength of materials, instruments, measuring devices, etc. The effect of work efficiency, water injection reduction, and enhanced safety and reliability
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[0029] In order to enable those skilled in the art to better understand the technical solutions of the present invention, the present invention will be further described in detail below with reference to the drawings and specific embodiments. It should be noted that, in the case of no conflict, the embodiments of the present application The features in the embodiments and the embodiments can be combined with each other.
[0030] Such as figure 1 As shown, the embodiment of the present invention provides a pressure test tool for internal pipe ring welds, which includes a cylindrical pressure test body 4, and a plurality of pulley blocks 5 are respectively arranged on the outer periphery of both ends of the pressure test body 4 at intervals along the circumferential direction. The outer circumference of the pressure test body 4 is provided with two rubber seal rings 3 at an axial interval. The distance between the two rubber seal rings is slightly larger than the width of the girth ...
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